Auto transmission refill tube socket



FIG. 1 is a perspective view of an auto transmission refill tube socket showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an end elevational view taken from the left of FIG. 2;

FIG. 4 is an end elevational view taken from the right of FIG. 2. 

The ornamental design for an auto transmission refill tube socket, substantially as shown. 